What is the purpose of the Bash built-in export command?
What is the purpose of the Bash built-in export command?
how can the variable be removed from the environment?
Once a shell variable has been created, how can the variable be removed from the environment?
What command will display all of the background tasks running in the current shell?
What command will display all of the background tasks running in the current shell?
Which of the following commands will resume executing the stopped process and make it the current job?
Given the following output: prompt> myapp [1]+ Stopped myapp prompt> Which of the following
commands will resume executing the stopped process and make it the current job?
Which of the following commands will print the first few lines of a text file to the shell?
Which of the following commands will print the first few lines of a text file to the shell?
When should grep -F or the fgrep command be used to search the content of text files?
When should grep -F or the fgrep command be used to search the content of text files?
Which command displays the contents of the Kernel Ring Buffer on the command line?
CORRECT TEXT
Which command displays the contents of the Kernel Ring Buffer on the command line? (Provide
only the command name without any options or path information)
Which of the following commands will write a message to the terminals of all logged in users?
Which of the following commands will write a message to the terminals of all logged in users?
Which of the following statements is a TRUE difference between GRUB Legacy and GRUB 2?
Which of the following statements is a TRUE difference between GRUB Legacy and GRUB 2?
Which of the following commands can be used to perform a full text search on all available packages on a Debia
Which of the following commands can be used to perform a full text search on all available
packages on a Debian system?